/*
   * linux/arch/arm/mach-sa1100/pleb.c
   */
  
  #include <linux/init.h>
  #include <linux/kernel.h>
  #include <linux/tty.h>
  #include <linux/ioport.h>

  #include <linux/platform_device.h>

  #include <linux/irq.h>

  #include <linux/io.h>

  #include <linux/mtd/partitions.h>

  #include <mach/hardware.h>

  #include <asm/setup.h>
  #include <asm/mach-types.h>
  
  #include <asm/mach/arch.h>
  #include <asm/mach/map.h>
  #include <asm/mach/flash.h>
  #include <asm/mach/serial_sa1100.h>

  #include <mach/irqs.h>

  
  #include "generic.h"
  
  
  /*
   * Ethernet IRQ mappings
   */
  
  #define PLEB_ETH0_P		(0x20000300)	/* Ethernet 0 in PCMCIA0 IO */
  #define PLEB_ETH0_V		(0xf6000300)
  
  #define GPIO_ETH0_IRQ		GPIO_GPIO(21)
  #define GPIO_ETH0_EN		GPIO_GPIO(26)
  
  #define IRQ_GPIO_ETH0_IRQ	IRQ_GPIO21
  
  static struct resource smc91x_resources[] = {
  	[0] = {

  		.start	= PLEB_ETH0_P,
  		.end	= PLEB_ETH0_P | 0x03ffffff,

  		.flags	= IORESOURCE_MEM,
  	},
  #if 0 /* Autoprobe instead, to get rising/falling edge characteristic right */
  	[1] = {
  		.start	= IRQ_GPIO_ETH0_IRQ,
  		.end	= IRQ_GPIO_ETH0_IRQ,
  		.flags	= IORESOURCE_IRQ,
  	},
  #endif
  };
  
  
  static struct platform_device smc91x_device = {
  	.name		= "smc91x",
  	.id		= 0,
  	.num_resources	= ARRAY_SIZE(smc91x_resources),
  	.resource	= smc91x_resources,
  };
  
  static struct platform_device *devices[] __initdata = {
  	&smc91x_device,
  };
  
  
  /*
   * Pleb's memory map
   * has flash memory (typically 4 or 8 meg) selected by
   * the two SA1100 lowest chip select outputs.
   */
  static struct resource pleb_flash_resources[] = {
  	[0] = {
  		.start = SA1100_CS0_PHYS,
  		.end   = SA1100_CS0_PHYS + SZ_8M - 1,
  		.flags = IORESOURCE_MEM,
  	},
  	[1] = {
  		.start = SA1100_CS1_PHYS,
  		.end   = SA1100_CS1_PHYS + SZ_8M - 1,
  		.flags = IORESOURCE_MEM,
  	}
  };
  
  
  static struct mtd_partition pleb_partitions[] = {
  	{
  		.name		= "blob",

  		.offset		= 0,

  		.size		= 0x00020000,
  	}, {
  		.name		= "kernel",

  		.offset		= MTDPART_OFS_APPEND,

  		.size		= 0x000e0000,
  	}, {
  		.name		= "rootfs",

  		.offset		= MTDPART_OFS_APPEND,

  		.size		= 0x00300000,
  	}
  };
  
  
  static struct flash_platform_data pleb_flash_data = {
  	.map_name = "cfi_probe",
  	.parts = pleb_partitions,
  	.nr_parts = ARRAY_SIZE(pleb_partitions),
  };
  
  
  static void __init pleb_init(void)
  {

  	sa11x0_register_mtd(&pleb_flash_data, pleb_flash_resources,

  			      ARRAY_SIZE(pleb_flash_resources));
  
  
  	platform_add_devices(devices, ARRAY_SIZE(devices));
  }
  
  
  static void __init pleb_map_io(void)
  {
  	sa1100_map_io();
  
  	sa1100_register_uart(0, 3);

  	sa1100_register_uart(1, 1);

  	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
  	GPDR |= GPIO_UART_TXD;
  	GPDR &= ~GPIO_UART_RXD;
  	PPAR |= PPAR_UPR;

  
  	/*
  	 * Fix expansion memory timing for network card
  	 */
  	MECR = ((2<<10) | (2<<5) | (2<<0));
  
  	/*
  	 * Enable the SMC ethernet controller
  	 */
  	GPDR |= GPIO_ETH0_EN;	/* set to output */
  	GPCR  = GPIO_ETH0_EN;	/* clear MCLK (enable smc) */
  
  	GPDR &= ~GPIO_ETH0_IRQ;

  	irq_set_irq_type(GPIO_ETH0_IRQ, IRQ_TYPE_EDGE_FALLING);

  }
  
  MACHINE_START(PLEB, "PLEB")

  	.map_io		= pleb_map_io,
  	.init_irq	= sa1100_init_irq,

  	.timer		= &sa1100_timer,
  	.init_machine   = pleb_init,

  	.restart	= sa11x0_restart,

  MACHINE_END